| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 50 |
7%
|
| 0 | 58 |
8.1%
|
|
| 1 | 3 |
0.4%
|
|
| 2 | 3 |
0.4%
|
|
| 3 | 1 |
0.1%
|
|
| 4 | 2 |
0.3%
|
|
| 5 | 46 |
6.5%
|
|
| 6 | 1 |
0.1%
|
|
| 8 | 1 |
0.1%
|
|
| 10 | 69 |
9.7%
|
|
| 11 | 1 |
0.1%
|
|
| 12 | 1 |
0.1%
|
|
| 15 | 9 |
1.3%
|
|
| 16 | 1 |
0.1%
|
|
| 20 | 89 |
12.5%
|
|
| 21 | 1 |
0.1%
|
|
| 25 | 10 |
1.4%
|
|
| 30 | 71 |
10%
|
|
| 35 | 2 |
0.3%
|
|
| 40 | 48 |
6.7%
|
|
| 45 | 2 |
0.3%
|
|
| 50 | 65 |
9.1%
|
|
| 60 | 43 |
6%
|
|
| 65 | 2 |
0.3%
|
|
| 70 | 32 |
4.5%
|
|
| 75 | 3 |
0.4%
|
|
| 78 | 1 |
0.1%
|
|
| 80 | 42 |
5.9%
|
|
| 85 | 4 |
0.6%
|
|
| 90 | 14 |
2%
|
|
| 95 | 5 |
0.7%
|
|
| 100 | 33 |
4.6%
|